Improvement in oil-cups



UNITED STATES PATENT OFFICE.

E. WV. BANCROFT, OF COLUMBUS, OHIO.

IMPROVEMENT IN OIL-CU PS.

Specification forming part of Letters Patent No. 13,000, (lated Julie 7, 1864.

viding a cup or vessel (on the connecting-rods or other suitable parts of machinery) contaiuing a supply of oil, which is gradually fed to the journals through a tube, having` a small orifice placed near the top ofthe cup to prevent its becoming,` foul.

A mechanic of ordinary skill can make and use my invention from the following description.

Figure 1 is a section ofthe cup, which has a tube, a, rising.r in the center, a small hole, b, ot' size adapted to the required feed 7 or supply ot'oil. The cup is screwed on the connectingrods, as shown in Fig. 2, a, and by the revolutions of the machinery the oil is dashed over the top of this tube, and a small portion entering the hole 1),.Figl l, iiows down to lubricate the journal. The cup is filled with oil through a mouth, c, Fig. 1, which is closed by a nut-cup screwed into it.

What I claim as my invention, and desire to secure by Letters Patent, is- A The tube with the small perforation at the I top, by means of which the oil is gradually fed to the machinery, substantially as shown and described.

Witnesses: E. W. BANOROFT.

PHIL. D. FISHER, S. D. MARGHER. 

